Software Engineer (L2)

About this role

<div class="content-intro"><p><strong>Who we are </strong></p> <p>At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to<a class="c-link" href="https://customers.twilio.com/" target="_blank" data-stringify-link="https://customers.twilio.com/" data-sk="tooltip_parent"> hundreds of thousands of businesses </a>and empower millions of developers worldwide to craft personalized customer experiences.</p> <p>Our dedication to <a class="c-link" href="https://www.twilio.com/en-us/blog/open-work" target="_blank" data-stringify-link="https://www.twilio.com/en-us/blog/open-work" data-sk="tooltip_parent">remote-first work</a>, and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands.<br><br>We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions!</p> <p><span style="color: rgb(255, 255, 255);">.</span></p></div><p><strong>See yourself at Twilio</strong></p> <p>Join the team as Twilio’s next Software Engineer (L2)</p> <p><strong>About the job</strong></p> <p>Developer-customers are key to Twilio’s success.  The Developer Interfaces team builds many of the key tools that enable developers to use the Twilio Communications and Engagement Platform to integrate communications services directly into their applications via simple cloud APIs with global reach and on-demand huge scale. </p> <p>The team operates in many different coding languages simultaneously - Java, C#, Python, Go, PHP, Node.js, Ruby - building SDKs so you can leverage Twilio’s platform for your needs quickly and efficiently, and in the Open Source community where our products are released regularly.  </p> <p>Twilio is a company that is empowering the world’s developers with modern communication in order to build better applications. Twilio is truly unique; we are a company committed to your growth, your learning, your development, and your entire employee experience. We only win when our employees succeed and we're dedicated to helping you develop your strengths. We have a cultural foundation built on diversity, inclusion, and innovation and we want you and your ideas to thrive at Twilio.</p> <p><strong>Responsibilities</strong></p> <p>In this role, you’ll:</p> <ul> <li>Design, implement, and maintain scalable, high-availability cloud infrastructure for Twilio’s microservices.</li> <li>Operate and maintain highly available services handling billions of weekly requests.</li> <li>Manage Infrastructure as Code (IaC) using tools like Terraform, ensuring operational best practices.</li> <li>Build and optimize CI/CD pipelines to support continuous integration and deployment.</li> <li>Monitor, troubleshoot, and ensure uptime of services through on-call rotations and incident response.</li> <li>Collaborate with cross-functional teams in agile ceremonies to drive technical excellence.</li> <li>Continuously improve cloud-based services, focusing on reliability, performance, and scalability.</li> <li>Research and improve the design and implementation of Twilio’s API infrastructure regularly.</li> </ul> <p><strong>Qualifications </strong></p> <p>Twilio values diverse experiences from all kinds of industries, and we encourage everyone who meets the required qualifications to apply. If your career is just starting or hasn't followed a traditional path, don't let that stop you from considering Twilio. We are always looking for people who will bring something new to the table!</p> <p><strong>*Required:</strong></p> <ul> <li>2-4 years of experience in backend engineering, with proficiency in one or more object oriented programming languages, preferably Python or Java.</li> <li>Thorough understanding of Open API specifications and API standards</li> <li>Hands-on experience in the generation of SDKs and CLI tools.</li> <li>Good experience with building and managing CI/CD pipelines (e.g., Buildkite), optimizing deployments, release process and maintaining high reliability through SLOs.</li> <li>Exposure to SLO tracking tools such as Datadog, and log management solutions like AWS CloudWatch, Athena, Grafana.</li> <li>Previous exposure to service-oriented architectures, microservices, or REST APIs.</li> <li>Hands-on experience with making changes in production systems</li> <li>Ability to collaborate effectively within an agile, fast-paced team, understanding the full software development lifecycle.</li> <li>Strong decision-making skills, balancing between the pros and cons of various cloud technologies, with a focus on making practical, scalable choices.  </li> </ul> <p><strong>Desired:</strong></p> <ul> <li>Experience of building to Public SDKs for Customers</li> <li>Experience in Security such as WAF management, threat assessment.</li> <li>Experience building self service platform tools to improve developer…